CATALOG OF ORIGINAL DESCRIPTIONS: Sethopera tricostata Haeckel 1887

This page provides data from the catalog of type descriptions. The catalog is sorted alphabetically. Use the current identification link to go back to the main database.

Higher levels: rads_cat -> S -> Sethopera -> Sethopera tricostata
Other pages this level: S. tricostata

Sethopera tricostata

Citation: Sethopera tricostata Haeckel 1887
Rank: species
Type specimens: pl.97, fig.11
Type repository: No information given
Described on page(s) : p.1232
Family (traditional): Plagiacanthidae
Family (modern): Sethoperidae

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Current identification:

Original Description
Cephalis subspherical, spinulate, with a pyramidal horn of the same length. Length of the two joints = 5: 8, breadth = 5: 8. Thorax also nearly spherical; in the upper half with three stout, prismatic, convex, divergent ribs, and three large ovate holes between them; in the lower half with numerous small and irregular pores, spinulate.

Cephalis 0.05 diameter; thorax 0.08 diameter.

Etymology: Latin "costatus" (-a, -um) = ribbed


Haeckel, E (1887). Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-1876. Report on the Scientific Results of the Voyage of H.M.S. Challenger during the year 1873-1876, Zoology. 18: 1-1803. gs


Sethopera tricostata compiled by the radiolaria@mikrotax project team viewed: 4-3-2021

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